Base | Representation |
---|---|
bin | 100001011010111… |
… | …0000010010111100 |
3 | 2220011002101202002 |
4 | 1002311300102330 |
5 | 4244033401313 |
6 | 303135121432 |
7 | 36534431630 |
oct | 10265602274 |
9 | 2804071662 |
10 | 1121387708 |
11 | 525aa3201 |
12 | 273673278 |
13 | 14b42b92c |
14 | a8d08dc0 |
15 | 686ad058 |
hex | 42d704bc |
1121387708 has 24 divisors (see below), whose sum is σ = 2257836000. Its totient is φ = 477367488.
The previous prime is 1121387693. The next prime is 1121387719. The reversal of 1121387708 is 8077831211.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130223 + ... + 138566.
It is an arithmetic number, because the mean of its divisors is an integer number (94076500).
Almost surely, 21121387708 is an apocalyptic number.
It is an amenable number.
1121387708 is an abundant number, since it is smaller than the sum of its proper divisors (1136448292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1121387708 is a wasteful number, since it uses less digits than its factorization.
1121387708 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 268949 (or 268947 counting only the distinct ones).
The product of its (nonzero) digits is 18816, while the sum is 38.
The square root of 1121387708 is about 33487.1274969950. The cubic root of 1121387708 is about 1038.9275520162.
The spelling of 1121387708 in words is "one billion, one hundred twenty-one million, three hundred eighty-seven thousand, seven hundred eight".
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